PETROLEUM STUDIES
In the Petroleum Studies Unit, collaboration with the Ministry of Energy and Energy Industries, University of Texas at Austin, Penn State University, and BHP is ongoing. The major areas of research are on PVT, phase behavior, reservoir characterization, heavy oil recovery and oil recovery from Trinidad tar sands, reservoir characterization with nano-particle technology application, natural gas hydrates, enhanced oil recovery, wellbore stability during drilling operations, carbon dioxide capture and transmission for EOR and sequestration, artificial lift methods, waterflood-MEOR combo, rock mechanical properties, sedimentology, seismic and subsurface risk analysis, paleontology, micropaleontology, foraminifera, miocene clays, rock fractures and deformation.
Our Petroleum Studies lecturers are able to facilitate research under the following areas:
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Geochemistry, Mineralogy and Petrology
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Geomechanics
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Unconventional Reservoirs: Heavy Oil, Shale Oil, Tar Sands and Gas Hydrates
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Sedimentology, Stratigraphy and Sequence Stratigraphy
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Seismic Studies
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Mud Volcanism
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Geothermal Energy
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Biostratigraphy and Environmental Paleontology
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Oil and Gas PVT and Phase Behaviour Studies
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Carbon Dioxide Sequestration, EOR and CERM
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Reservoir Characterisation with Nano-Particle Technology Application
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Drilling Technology and Wellbore Stability
Refereed Publications
Dr. Oyinkepreye Orodu
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O.D. Orodu, O.I.O. Ogali, Paul Singh (2026) Revisiting Gum Arabic as an EOR fluid – adsorption & rheology under divalent & monovalent brine. Journal of Molecular Liquids, Volume 452, 129524, ISSN 0167-7322, https://doi.org/10.1016/j.molliq.2026.129524.
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Ogali, O.I.O., Orodu, O.D. (2025) Concatenating data-driven and reduced-physics models for smart production forecasting. Earth Science Informatics 18(2): 246.
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Oni, B.A., Bade, S.O., Sanni, S.E., Orodu, O.D. (2025) Underground hydrogen storage in salt caverns: recent advances, modeling approaches, barriers, and future outlook. Journal of Energy Storage 107: 114951
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Abdurrahman, A., Shuwa, S.M., Dabai, F.N., Orodu, O.D., Ogunkunle, F.T., Igbafe, A.I., Jibril, B.Y. (2025) Chemical agents for enhanced oil recovery: A comparison of a switchable hydrophilic solvent and deep eutectic solvent. Fuel Communications 22(2025): 100133.
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Okoro, E.E., Efajemue, E.A., Sanni, E.E., Olabode, O.A., Orodu, O.D., Ojo, T. (2023) Application of thermotolerant petroleum microbes at reservoir conditions for enhanced oil recovery, 9(2): 223-236 Petroleum. (Elsevier)
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Sowumi, A., Efeovbokhan, V.E., Orodu, O.D., Olabode, O., Oputa, A. (2022) Comparative Study of Biopolymer Flooding: A Core Flooding and Numerical Reservoir Simulator Validation Analysis, Modelling and Simulation in Engineering, vol. 2022, Article ID 9420899, 12 pages, 2022. https://doi.org/10.1155/2022/9420899
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Oni, B.A., Sanni, S., Orodu, O.D., Ogunkunle, T.F. (2022) Comparing the effects of Juliflora biodiesel doped with nano-additives on the performance of a compression ignition (CI) engine: Part A, Energy. (Elsevier) (Web of Science / Scopus)
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Ogali. O.I., Orodu. O.D. (2022) Fault characterization and flow barrier detection using capacitance-resistance model and diagnostic plots, Journal of Petroleum Science & Engineering, 209 (2022), 109817 (Elsevier) (Web of Science / Scopus)
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Sowunmi, A.O., Efeovbokhan, V. E., Orodu, O. D., Oni, B.A. (2022) Polyelectrolyte – Nanocomposite for Enhanced Oil Recovery: Influence of Nanoparticle on Rheology, Oil Recovery and Formation Damage, Journal of Petroleum Exploration & Production, 12(2), pp. 493–506. Springer (Web of Science/ Scopus)
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Abdurrahman, A., Shuwa, S.M., Dabai, F.N., Orodu, O.D., Ogunkunle, F.T., Adamu, S.Y., El-Yakubu, B.J. (2022) Performance Evaluation of Tetrabutylammonium Bromide-based Deep Eutectic Solvents in Enhanced Oil Recovery of Nigerian Heavy Oil, NSChE Journal 37(1): 94 – 102
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Josephs, R.E., Onuh, C.Y., Orodu, O.D., Olabode, O.A., Nchila, Y.T., Dinga, C.N. (2022). Nigerian Marginal Oilfield Development Program: PIA and Current Issues. In Ayeni, O.A., Sanni, S.E., Oranusi, S.U. (Eds.), Bioenergy and Biochemical Processing Technologies: Recent Advances and Future Demands, Green Energy and Technology, pp. 83 – 95, Springer Nature. https://doi.org/10.1007/978-3-030-96721-5_8
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Orodu, K.B., Ekechukwu, G.K., Orodu, O.D. (2021) Conventional and Machine Learning Improved Prediction of Hydrocarbon Density using Volume-translation at High-Pressure High-Temperature Conditions, Energy Sources Part A: Recovery, Utilization and Environmental Effects, Vol. 43. Taylor & Francis (Web of Science/ Scopus)
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Abraham, D.V., Orodu, O.D., Efeovbokhan, V.E. Ojo, T.I., Bolujo, E.O. (2021) Evaluation of Permeability Impairment Due to Surfactant Flooding, IOP Conference Series: Earth and Environmental Science, 655(1), 012065 (Scopus)
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Ekechukwu, G., Falode, O, Orodu, O.D. (2020) Improved Method for the Estimation of Minimum Miscibility Pressure for Pure and Impure CO2 - Crude Oil Systems Using Bayesian Optimization Approach, Journal of Energy Resources and Technology, 142(12):123003. ASME (Web of Science/ Scopus)
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Okoro, E.E., Oladejo, B.R., Sanni, S.E., Obomanu, T., Ibe, A.A., Orodu, O.O., Olawole, O.C. (2020) A New Model for Curbing Filtrate Loss in Dynamic Application of nano-treated Aqueous Mud Systems, Advances in Nano Research, 9(1):59-67(Scopus)
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Olabode, O., Isehunwa, S., Orodu, O.D., Ake, D. (2020) Optimizing productivity in oil rims: simulation studies on horizontal well placement under simultaneous oil and gas production, Journal of Petroleum Exploration and Production Technology 11(20) (Web of Science/ Scopus)
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Sowunmi, A., Orodu, O., D., Efeovbokhan, V.E., Ogundare, S. (2020) Comparative Dataset on the Characterization of Natural Polymers and Nanocomposites for Enhanced Oil Recovery, Data in Brief, 33: 106506. (Scopus)
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Mosobalaje, O.O., Orodu, O.D., Ogbe, D. (2020) The Application of DBSCAN Algorithm to Improve Variogram Estimation and Interpretation in Irregularly-Sampled Fields, Communications in Computer and Information Science, 1277 CCIS, pp. 281–295
Dr. Anastasia Baboolal
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Wilson, B., Farfan, P., Hayek, L., Kaminiski, M., Hughes, C., Samsoondar, S., Ali, S., and A. Baboolal. 2019. Agglutinated and Planktonic Foraminifera of the Nariva Formation, Central Trinidad, as indicators of its Age and Paleoenvironment, 65 (1)
Prof. Oshaine Blake
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Blake O.O, Iyare U.C, Ramjarrie K., Harrypersad-Daniel, A, Sobers L., Chakrabarti D., Banerjee k., Davis D, and Jones D. 2025. The weakening effect of water on the brittleness and fracability of the Naparima Hill Formation. Pure and Applied Geophysics. https://doi.org/10.1007/s00024-025-03786-z.
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Blake, O.O., Harrypersad-Daniel, A, Iyare U.C, Ramjarrie K, Ramsook, R., Sobers L., and Chakrabarti D. 2025. Permeability anisotropy of Erin Formation friable rocks under high effective pressures. Acta Geophysica. https://doi.org/10.1007/s11600-025-01615-4.
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Basant, R. A., O. O. Blake, and G. A. Ryan. 2024. An experimental study on the influence of pressure on permeability and seismic velocity in the Montserrat geothermal field (West Indies). Journal of Volcanology and Geothermal Research. https://doi.org/10.1016/j.jvolgeores.2024.108177.
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Ramjarrie K.T., Blake O.O., and Iyare U.C. 2024. P- and S-wave velocities and attenuations of Naparima Hill Formation mudstones at elevated pressures. Journal of Applied Geophysics. https://doi.org/10.1016/j.jappgeo.2024.105450.
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Blake, O.O., Ramsook, R., Iyare, U.C, and Osman A. 2024. Petrographic, petrophysical, and mechanical characterization of the ultra-tight Casa Cruz sandstone, Moruga Formation, Southern Basin, Trinidad. West Indian Journal of Engineering, Vol.46, No.2, January, pp.79-90. https://doi.org/10.47412/HZWE3939.
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Adele Harrypersad-Daniel, Blake, O.O., and Ramsook, R. 2023. Compressive and Tensile Strength Anisotropy of Friable Sandstone and Thin-bed Shale of the Pleistocene Erin Formation: Insights for safe operating mud weight windows for vertical and horizontal wells. Pure and Applied Geophysics. https://doi.org/10.1007/s00024-023-03384-x.
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Iyare U.C., Blake O.O., Frash L.P., Carey J.W., Jones D., and Ramjarrie K. 2023. Water-weakening Effects on the Failure behaviour of Mudstones. Rock Mechanics and Rock Engineering. https://doi.org/10.1007/s00603-023-03544-4.
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Iyare U.C, Blake O.O., Frash L.P., Carey J.W., and Ramsook R. 2023. Effect of water saturation on failure behaviour of mudstones under high pressures. 57th U.S. Rock Mechanics/Geomechanics Symposium, American Rock Mechanics Association, Atlanta, Geogia, USA. DOI: https://doi.org/10.56952/ARMA-2023-0311
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Blake O.O, Faulkner D.R., Worden R.H., Armitage, P. J., and Espie, A. A. 2022. Effect of thermal shock on the permeability and seismic wave velocity of the caprock and reservoir during CO2 injection. International Journal of Greenhouse Gas Control. https://doi.org/10.1016/j.ijggc.2022.103691.
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Iyare U.C., Blake O.O., Ramsook R., and Faulkner D.R. 2022. Experimental study of the anisotropic behaviour of the Naparima Hill argillite. International Journal of Rock Mechanics and Mining Science. https://doi.org/10.1016/j.ijrmms.2022.105083.
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Adele Harrypersad-Daniel, Blake, O.O., and Ramsook, R. 2022. Determining the static Young’s modulus and Poisson’s ratio, and compressive strength of the friable Erin Formation rocks using P-wave velocity. Journal of Applied Geophysics. https://doi.org/10.1016/j.jappgeo.2022.104557.
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Basant, R. A., B. Y. Lynne, R. Ramsook, G. A. Ryan, O. O. Blake, and J. E. P. Utley. 2022, Utilizing cores for characterising the temperature and permeability regimes in a litho-stratigraphic model of the Montserrat geothermal system, Montserrat (Lesser Antilles arc, West Indies), Geothermics, 100, 102341. https://doi.org/10.1016/j.geothermics.2021.102341.
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Iyare U.C, Blake O.O, and Ramsook R. 2021. Fracability Evaluation of the Upper Cretaceous Naparima Hill Formation, Trinidad. Journal of Petroleum Science and Engineering. https://doi.org/10.1016/j.petrol.2021.109599.
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Blake, O.O., Ramsook, R., Iyare, U.C., Moonan X. R., and Gopaul R. C. 2021. Integrating pseudo-3D electrical resistivity tomography and digital elevation model to map the near-surface structures and morphology of a mud volcano. Journal of Applied Geophysics. https://doi.org/10.1016/j.jappgeo.2021.104442.
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Iyare U.C, Blake O.O, and Ramsook R. 2021. Modelling the Failure Behaviour of Mudstones under High Pressures. Rock Mechanics and Rock Engineering. https://doi.org/10.1007/s00603-021-02467-2.
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Blake O.O, Ramsook R., Faulkner D.R., Iyare U. C. 2021. Relationship between the static and dynamic bulk moduli of argillites. Pure and Applied Geophysics. https://doi.org/10.1007/s00024-021-02683-5.
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Iyare U.C, Blake O.O, and Ramsook R. 2021. Estimating the Uniaxial Compressive Strength of Argillites using Brazilian Tensile Strength, Ultrasonic Wave Velocities, and Elastic Properties. Rock Mechanics and Rock Engineering. https://doi.org/10.1007/s00603-020-02358-y.
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Racine Basant, Graham Ryan, Jared Peacock, Oshaine Blake, Bridget Lynne, Antonio Camacho, and Stefanie Hautmann. 2020. Multi-geophysical parameter classification of the Montserrat geothermal system. https://doi.org/10.1016/j.geothermics.2020.102006. Geothermics.
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Iyare U.C, Ramsook R, Blake O.O, and Faulkner D.R. 2020. Petrographical and Petrophysical Characterization of the Late Cretaceous Naparima Hill Formation, Central Range, Trinidad, West Indies. International Journal of Coal Geology. https://doi.org/10.1016/j.coal.2020.103592.
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Iyare U.C, Blake O.O, and Ramsook R. 2020. Brittleness Evaluation of Naparima Hill Mudstones. Journal of Petroleum Science and Engineering. https://doi.org/10.1016/j.petrol.2020.107737.
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Blake O.O., Faulkner D.R., and Bascombe R. 2020. Using Q factor to detect closed microfractures. GEOPHYSICS 85: MR285-MR295. https://doi.org/10.1190/geo2019-0093.1.
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Blake O.O and Faulkner D.R. 2020. Using Velocities, Density, and Bulk Modulus to Predict the Permeability Evolution of Microfractured Rocks. Rock Mechanics and Rock Engineering. https://doi.org/10.1007/s00603-020-02163-7.
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Blake O.O, Ramsook R., Faulkner D.R., and Iyare U. C. 2020. The Effect of Effective Pressure on the Relationship Between Static and Dynamic Young’s Moduli and Poisson’s Ratio of Naparima Hill Formation Mudstones. Rock Mechanics and Rock Engineering. https://doi.org/10.1007/s00603-020-02140-0.
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Blake O.O., Faulkner D.R., and Tatham D. 2019. The role of fractures, effective pressure and loading on the difference between the static and dynamic Poisson’s ratio and Young’s modulus of Westerly granite. International Journal of Rock Mechanics and Mining Science. Volume 116, Pages 87-98. DOI: https://doi.org/10.1016/j.ijrmms.2019.03.001.
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Blake O.O., and Faulkner D.R. 2016. The effect of fracture density and stress state on the static and dynamic bulk moduli of Westerly granite. Journal of Geophysical Research: Solid Earth 121(4): 2382-2399.
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Henri Leclère, Frédéric Cappa , Daniel R Faulkner , Olivier Fabbri , Peter Armitage , and Oshaine Blake. 2015. Development and maintenance of fluid overpressures in crustal fault zones by elastic compaction and implications for earthquake swarms. Journal of Geophysical Research. Volume 120, Issue 6, Pages 4450–4473. DOI: 10.1002/2014JB011759.
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Place Joachim, Blake O.O., Rietbrock A., and Faulkner D.R. 2014, Wet fault or dry fault? A laboratory approach to remotely monitor the hydro-mechanical state of a discontinuity using controlled- source seismics. Pure and Applied Geophysics. Volume 171, Issue 11, pp 2887-2897. DOI: 10.1007/s00024-014-0805-z.
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Behnsen, J., O. Blake, R. Cernik, and P. Withers. 2014. Identifying microcracks in multi-phase crystalline rocks by x-ray CT, in Industrial Computed Tomography edited, Wels, Austria.
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Blake O.O., Faulkner D.R., and Rietbrock A. 2013. The effect of varying damage history in crystalline rocks on the P and S wave velocities and elastic properties under hydrostatic confining pressure, Pure and Applied Geophysics. Volume 170, Issue 4, pp 493-505. DOI: 10.1007/s00024-012-0550-0.
Dr. Lorraine Sobers
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Blake O.O, Iyare U.C, Ramjarrie K., Harrypersad-Daniel, A, Sobers L., Chakrabarti D., Banerjee k., Davis D, and Jones D. 2025. The weakening effect of water on the brittleness and fracability of the Naparima Hill Formation. Pure and Applied Geophysics. https://doi.org/10.1007/s00024-025-03786-z.
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Blake, O.O., Harrypersad-Daniel, A, Iyare U.C, Ramjarrie K, Ramsook, R., Sobers L., and Chakrabarti D. 2025. Permeability anisotropy of Erin Formation friable rocks under high effective pressures. Acta Geophysica. https://doi.org/10.1007/s11600-025-01615-4.
Mr. Paul Singh
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O.D. Orodu, O.I.O. Ogali, P. Singh (2026) Revisiting Gum Arabic as an EOR fluid – adsorption & rheology under divalent & monovalent brine. Journal of Molecular Liquids, Volume 452, 129524, ISSN 0167-7322, https://doi.org/10.1016/j.molliq.2026.129524.
Non-Refereed Publications and Related Works
A. Book Chapters
Ms. Ariana Osman
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Osman, A., Steel, R. J., Moonan, X., and Ramsook, R. (2018). A Review of the Tectonic Evolution and Sedimentary Fill of the Southern Basin, Trinidad. AAPG Books, Special Publication
B. Conference/Workshop Proceedings
Dr. Lorraine Sobers
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Sobers, L. 2018. The Carbon Dioxide Enhanced Oil Recovery Road Map (CERM) Project: Maximising value through collaboration among Government Institutions and Government-funded Academic Institutions
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SPE Annual Technical Conference and Exhibition, Dallas, Texas, September 22-25th, 2018
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Institutional Visit, Texas Tech University, Lubbock, Texas September 25-28th, 2018
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Energy Chamber: Energy Efficiency and Renewables Conference, Port of Spain, Trinidad, June 10-11th, 2019
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